Categories

• Environmental Studies
• Others,English
• Zoology,odiya
• Others,Education
• English
• Chemistry
• Botany,Zoology
• Others,Chemistry
• Chemistry,odiya
• Zoology

Authors

• Mishra ,N
• B Spain
• Kuman M.R
• Malhotra V.K.
• Das B.K
• Chandana ,S.,Mohanty J.N
• Bhalla
• Pattanaik, P.,Pattanaik, P.
• kreyszig
• Mulliof, A.